大跨度石拱桥支撑技术的研究与应用

Research and application of scaffold for long span stone arch bridge

晋焦高速公路丹河特大桥为主跨 146m的石拱桥 ,该桥在施工中采用钢、木结合的支撑拱架。对该支撑拱架的结构、预留拱度设置。

Steel\|wood composite support scaffold was employed for construction of Danhe River Super Major Bridge, a stone arch bridge with a main span of 146 m. This paper presents the structure of the scaffold, as well as setting precamber and decentering techniques.